Ransom:Win32/Genasom.EJ

What is Ransom:Win32/Genasom.EJ infection?

In this article you will locate regarding the meaning of Ransom:Win32/Genasom.EJ and its negative impact on your computer. Such ransomware are a kind of malware that is elaborated by on-line frauds to require paying the ransom by a sufferer.

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In the majority of the instances, Ransom:Win32/Genasom.EJ infection will certainly instruct its sufferers to start funds move for the objective of reducing the effects of the modifications that the Trojan infection has presented to the victim’s device.

Ransom:Win32/Genasom.EJ Summary

These modifications can be as complies with:

  • Executable code extraction. Cybercriminals often use binary packers to hinder the malicious code from reverse-engineered by malware analysts. A packer is a tool that compresses, encrypts, and modifies a malicious file’s format. Sometimes packers can be used for legitimate ends, for example, to protect a program against cracking or copying.
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • Creates RWX memory. There is a security trick with memory regions that allows an attacker to fill a buffer with a shellcode and then execute it. Filling a buffer with shellcode isn’t a big deal, it’s just data. The problem arises when the attacker is able to control the instruction pointer (EIP), usually by corrupting a function’s stack frame using a stack-based buffer overflow, and then changing the flow of execution by assigning this pointer to the address of the shellcode.
  • Possible date expiration check, exits too soon after checking local time;
  • Mimics the system’s user agent string for its own requests;
  • A process created a hidden window;
  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • Unconventionial language used in binary resources: Urdu (Pakistan);
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses Windows utilities for basic functionality;
  • Executed a process and injected code into it, probably while unpacking;
  • Deletes its original binary from disk;
  • Behavior consistent with a dropper attempting to download the next stage.;
  • Mimics the file times of a Windows system file;
  • Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Creates a copy of itself;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files located on the target’s hard disk drive — so the sufferer can no longer make use of the data;
  • Preventing regular access to the target’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

Ransom:Win32/Genasom.EJ

One of the most common channels through which Ransom:Win32/Genasom.EJ Ransomware are injected are:

  • By ways of phishing e-mails;
  • As a consequence of individual winding up on a resource that holds a harmful software;

As quickly as the Trojan is effectively injected, it will either cipher the information on the target’s computer or protect against the device from working in a proper fashion – while also placing a ransom money note that mentions the demand for the sufferers to effect the repayment for the function of decrypting the papers or restoring the data system back to the first condition. In the majority of instances, the ransom money note will come up when the customer reboots the COMPUTER after the system has already been damaged.

Ransom:Win32/Genasom.EJ circulation networks.

In various corners of the world, Ransom:Win32/Genasom.EJ grows by jumps and bounds. Nevertheless, the ransom money notes and also techniques of extorting the ransom money quantity may vary depending upon specific neighborhood (regional) setups. The ransom notes and methods of obtaining the ransom money amount may vary depending on particular neighborhood (local) settings.

Ransomware injection

As an example:

    Faulty notifies about unlicensed software application.

    In certain locations, the Trojans frequently wrongfully report having actually identified some unlicensed applications made it possible for on the sufferer’s gadget. The alert after that demands the customer to pay the ransom.

    Faulty declarations concerning illegal web content.

    In nations where software application piracy is much less preferred, this method is not as effective for the cyber scams. Additionally, the Ransom:Win32/Genasom.EJ popup alert might wrongly declare to be originating from a law enforcement organization and will certainly report having situated child porn or various other unlawful data on the device.

    Ransom:Win32/Genasom.EJ popup alert might falsely declare to be deriving from a legislation enforcement institution and also will certainly report having located child pornography or various other prohibited data on the tool. The alert will similarly have a demand for the individual to pay the ransom.

Technical details

File Info:

crc32: 85DFF7E6
md5: af490329f5ad58ee8209ed67e1a4e774
name: AF490329F5AD58EE8209ED67E1A4E774.mlw
sha1: 76f2801a777db40165096d29fd33b86006d158ec
sha256: f8bebb2233a84d6fece12e6dc87a6f628d8b3778fcff7d21af6bd77deea07917
sha512: 0355d95de4138481dff9b8f6863cd8b62fcfefb7a703a5f401d1cbeb06bcda1967a5e15eaf7a540a104310b0da4aae7e3e105b0ac1a1d06ec99360a89f741e80
ssdeep: 3072:ZZzJAKHYcTDjkeOGqVy1N4y005p/2fkVl4smwq:ZZGK4WHpN/6fc9q
type: PE32 executable (GUI) Intel 80386, for MS Windows, PECompact2 compressed

Version Info:

LegalCopyright: Copyright (C) 1998-2010 The Pidgin developer community (See the COPYRIGHT file in the source distribution).
InternalName: pidgin
FileVersion: 2.10.0
CompanyName: The Pidgin developer community
ProductName: Pidgin
ProductVersion: 2.10.0
FileDescription: Pidgin
OriginalFilename: pidgin.exe
Translation: 0x0409 0x04b0

Ransom:Win32/Genasom.EJ also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 003446b11 )
Elastic malicious (high confidence)
DrWeb Trojan.MulDrop3.17446
Cynet Malicious (score: 90)
CAT-QuickHeal Trojan.Mint
ALYac Gen:Heur.Mint.Dreidel.gi0axqWsq8ni
Cylance Unsafe
Zillya Trojan.VBKrypt.Win32.133225
Sangfor Trojan.Win32.VBKrypt.isqt
Alibaba Trojan:Win32/VBKrypt.b5e71f46
K7GW Trojan ( 003446b11 )
Cybereason malicious.9f5ad5
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/LockScreen.AIG
APEX Malicious
TotalDefense Win32/Ransom.FNU
Avast FileRepMetagen [Rtk]
Kaspersky Trojan.Win32.VBKrypt.isqt
BitDefender Gen:Heur.Mint.Dreidel.gi0axqWsq8ni
NANO-Antivirus Trojan.Win32.VBKrypt.hfnht
MicroWorld-eScan Gen:Heur.Mint.Dreidel.gi0axqWsq8ni
Tencent Win32.Trojan.Vbkrypt.Lorp
Ad-Aware Gen:Heur.Mint.Dreidel.gi0axqWsq8ni
Sophos Mal/Generic-R + Troj/Ransom-CX
Comodo Malware@#1tsy8q8ktzj3s
BitDefenderTheta Gen:NN.ZexaF.34628.gi0aaqWsq8ni
VIPRE LooksLike.Win32.Malware!vb (v)
TrendMicro TROJ_RANSOM.BHQ
McAfee-GW-Edition BehavesLike.Win32.Generic.cc
FireEye Generic.mg.af490329f5ad58ee
Emsisoft Gen:Heur.Mint.Dreidel.gi0axqWsq8ni (B)
Webroot W32.Malware.Gen
Avira TR/Dropper.VB.Gen
Microsoft Ransom:Win32/Genasom.EJ
AegisLab Trojan.Win32.VBKrypt.lUXM
GData Gen:Heur.Mint.Dreidel.gi0axqWsq8ni
TACHYON Trojan/W32.Agent.104960.MG
AhnLab-V3 Trojan/Win32.Lebag.R26070
McAfee Generic.dx!AF490329F5AD
MAX malware (ai score=100)
VBA32 TScope.Trojan.VB
Malwarebytes Malware.Heuristic.1001
Panda Generic Malware
TrendMicro-HouseCall TROJ_RANSOM.BHQ
Ikarus Trojan.Win32.Ransom
MaxSecure Trojan.Malware.7164915.susgen
Fortinet W32/VBKrypt.ISQT!tr
AVG FileRepMetagen [Rtk]
Qihoo-360 Win32/Ransom.Genasom.HxEAEpsA

How to remove Ransom:Win32/Genasom.EJ ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
Reasons why I would recommend GridinSoft1

There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.

Run Setup.exe

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for Ransom:Win32/Genasom.EJ files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:

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If the guide doesn’t help you to remove Ransom:Win32/Genasom.EJ you can always ask me in the comments for getting help.

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References

  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: https://gridinsoft.com/products/

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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